Trane Tracer ZN.520 Installation Owner Diagnostics page 59

Table 28: Tracer™ ZN.520 Unit Controller diagnostics
Diagnostic
Humidity Input Failure
4
CO Sensor Failure
4
2
Generic AIP Failure 4
Defrosting - Cmpr Lockout
4
Maintenance Required
Local Fan Mode Failure 4
Local Setpoint Failure
4
Generic Temperature
Failure
UV-SVP01A-EN
Troubleshooting
Unit Response
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
ENABLED
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
ENABLED
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
ENABLED
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
OFF
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
ENABLED
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/Electric Heat—
ENABLED
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
ENABLED
Baseboard heat—
ENABLED
Fan—
ENABLED
Valves—
ENABLED
Outdoor air damper—
ENABLED
Face bypass damper—
ENABLED
DX/electric heat—
ENABLED
Baseboard heat—
ENABLED
Latching/non-
latching
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Non-latching Communicated or manual reset
Reset
53